This documentation is archived and is not being maintained.

WorkflowInstanceExtensionManager.MakeReadOnly Method

Marks the collection of extensions as read-only.

Namespace:  System.Activities.Hosting
Assembly:  System.Activities (in System.Activities.dll)

public void MakeReadOnly()

This method is called when a workflow host is prepared for execution. If any of the Add() overloads are called after MakeReadOnly(), an InvalidOperationException is thrown.

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.